{{Rsnum
|rsid=2297909
|Gene=KIF21B
|Chromosome=1
|position=200991179
|Orientation=minus
|GMAF=0.2498
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(C;C)
|geno2=(C;T)
|geno3=(T;T)
|Gene_s=KIF21B
}}{{ population diversity
| geno1=(C;C)
| geno2=(C;T)
| geno3=(T;T)
| CEU | 42.3 | 45.9 | 11.7
| HCB | 51.5 | 42.6 | 5.9
| JPT | 68.8 | 26.6 | 4.6
| YRI | 55.2 | 37.9 | 6.9
| ASW | 61.4 | 29.8 | 8.8
| CHB | 51.5 | 42.6 | 5.9
| CHD | 52.9 | 41.3 | 5.8
| GIH | 74.0 | 24.0 | 2.0
| LWK | 72.7 | 21.8 | 5.5
| MEX | 56.1 | 36.8 | 7.0
| MKK | 47.7 | 42.5 | 9.8
| TSI | 44.6 | 45.5 | 9.9
| HapMapRevision=28
}}{{omim
|desc=INFLAMMATORY BOWEL DISEASE 23; IBD23
|id=612381
|rsnum=2297909
}}

{{PMID Auto GWAS
|PMID=21743469
|Trait=None
|Title=Interaction between ERAP1 and HLA-B27 in ankylosing spondylitis implicates peptide handling in the mechanism for HLA-B27 in disease susceptibility.
|RiskAllele=G
|Pval=5E-12
|OR=None
|ORtxt=None
|OA=1
}}

{{PMID Auto
|PMID=19068216
|Title=Investigation of Crohn's disease risk loci in ulcerative colitis further defines their molecular relationship.
|OA=1
}}

{{PMID Auto GWAS
  |PMID=23453885
  |Trait=Autism spectrum disorder, attention deficit-hyperactivity disorder, bipolar disorder, major depressive disorder, and schizophrenia (combined)
  |Title=Identification of risk loci with shared effects on five major psychiatric disorders: a genome-wide analysis.
  |RiskAllele=A
  |Pval=2E-6
  |OR=1.06
  |ORtxt=[1.04-1.09]
  |OA=1
}}

{{on chip | 23andMe v1}}
{{on chip | 23andMe v2}}
{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}
{{on chip | HumanOmni1Quad}}
{{on chip | Illumina Human 1M}}